Rocker arm



FIG. 1 is a first perspective view of a rocker arm showing the newdesign.

FIG. 2 is a second perspective view of the rocker arm of FIG. 1.

FIG. 3 is a top view of the rocker arm of FIG. 1.

FIG. 4 is a bottom view of the rocker arm of FIG. 1.

FIG. 5 is a first side view of the rocker arm of FIG. 1.

FIG. 6 is a second side view of the rocker arm of FIG. 1.

FIG. 7 is a first end view of the rocker arm of FIG. 1; and,

FIG. 8 is a second end view of the rocker arm of FIG. 1.

The broken line showing portions of the rocker arm form no part of theclaimed design.

CLAIM The ornamental design for a rocker arm, as shown and described.